Main country
Belgium
947 people
77.4% of total
Surname
Sierens
1,223 worldwide · 11 countries
1,223
Total population
11
Countries
1 in every 6,623,058
Frequency
Rarity
Rare
Dispersion
Regional
Top countries
1
Belgium
947
77.4%
2
United States
197
16.1%
3
Canada
50
4.1%
4
England
12
1%
5
Netherlands
6
0.5%
World distribution
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